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Finding the Fourth Proportional to 163,005.72, 244,482.35 and 44,649.39

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Solution

The fourth proportional to 163,005.72, 244,482.35 and 44,649.39 is: 66,966.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,005.72 : 244,482.35 = 44,649.39 : x
  2. Step 2: Convert to fraction form
    163,005.72/244,482.35 = 44,649.39/x
  3. Step 3: Cross multiply
    163,005.72x = 244,482.35 × 44,649.39
  4. Step 4: Simplify right side
    163,005.72x = 10,915,987,904.89
  5. Step 5: Solve for x
    x = 10,915,987,904.89/163,005.72
  6. Step 6: Final answer
    x = 66,966.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.